@blue: #3190e8;
@bc: #e4e4e4;
@fc:#fff;

// 背景图片地址和大小
.bg {
	background-repeat: no-repeat;
	background-size: 100% 100%;
	position: fixed;
  	top: 0;
  	left: 0;
  	width: 100%;
  	height: 100%;
  	z-index: 10;
  	zoom: 1;
	background-color: #fff;
	// -webkit-background-size: cover;
  	-o-background-size: cover;
 	background-position: center 0;
}

//定位全屏
.all_cover{
	position:absolute;
	top:0;
	right:0;
}

//transform上下左右居中
.position-ct {
	position: absolute;
	top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
//定位上下左右居中
.position-c(@width, @height) {
	position: absolute;
	top: 50%;
    left: 50%;
    margin-top: -@height/2;
    margin-left: -@width/2;
}

//定位上下居中
.position-tb {
	position: absolute;
	top: 50%;
    transform: translateY(-50%);
}

//定位左右居中
.position-lr {
	position: absolute;
	left: 50%;
    transform: translateX(-50%);
}

//宽高
.wh(@width, @height){
	width: @width;
	height: @height;
}

//字体大小、行高、字体
.ft-slh(@size, @line-height) {
	font-size: @size;
	line-height:@line-height;
}
.ft-sclh(@size, @line-height,@color) {
	font-size: @size;
	color: @color;
	line-height:@line-height;
}

//字体大小，颜色
.ft-sc(@size, @color){
	font-size: @size;
	color: @color;
}

//flex 布局和 子元素 对其方式
.fj(@type: space-between){
	display: flex;
	justify-content: @type;
}
